Finding the Fourth Proportional to 177,854.02, 245,446.42 and 102,426.82
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Solution
The fourth proportional to 177,854.02, 245,446.42 and 102,426.82 is: 141,353.55
Step by Step Solution
- Step 1: Write the proportion equation
177,854.02 : 245,446.42 = 102,426.82 : x - Step 2: Convert to fraction form
177,854.02/245,446.42 = 102,426.82/x - Step 3: Cross multiply
177,854.02x = 245,446.42 × 102,426.82 - Step 4: Simplify right side
177,854.02x = 25,140,296,280.98 - Step 5: Solve for x
x = 25,140,296,280.98/177,854.02 - Step 6: Final answer
x = 141,353.55
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.